[ in-suh-luh, ins-yuh- ]
/ ˈɪn sə lə, ˈɪns yə- /

noun, plural in·su·lae [in-suh-lee, ins-yuh-] /ˈɪn səˌli, ˈɪns yə-/. Anatomy.

a group of convolutions situated at the base of the lateral fissure of the brain.

Nearby words

  1. insufficiency of eyelids,
  2. insufficient,
  3. insufflate,
  4. insufflation,
  5. insufflation anesthesia,
  6. insulant,
  7. insular,
  8. insular celtic,
  9. insularity,
  10. insularize

Origin of insula

1825–35; < New Latin, Latin: island; cf. isle

Also called Island of Reil. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for insulae

British Dictionary definitions for insulae


/ (ˈɪnsjʊlə) /

noun plural -lae (-ˌliː)

a pyramid-shaped area of the brain within each cerebral hemisphere beneath parts of the frontal and temporal lobesAlso called: island of Reil

Word Origin for insula

Latin, literally: island

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for insulae



Latin, literally "an island" (also, in ancient Rome, "a block of buildings"); see isle.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for insulae


[ ĭnsə-lə, ĭnsyə- ]

n. pl. -lae (-lē′)

A circumscribed body or patch on the skin.
island of Reil

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.